About PaintTool SAI

PaintTool SAI is high quality and lightweight painting software, fully digitizer support, amazing anti-aliased paintings, provide easy and stable operation, this software make digital art more enjoyable and comfortable.


  • Fully digitizer support with pressure
  • Amazing anti-aliased drawings
  • Highly accurate composition with 16bit ARGB channels
  • Simple but powerful user interface, easy to learn
  • Fully support Intel MMX Technology
  • Data protection function to avoid abnormal termination such as bugs

Minimum Requirement


Windows 98/2000/XP/Vista


Pentium 450MHz or later (require MMX support)


Windows 98...64MB

Windows 2000...128MB

Windows XP...256MB

Windows Vista...1GB


512MB free space

Graphics Card

Resolution 1024x768, "32bit True Color" screen

Input Device

Wintab compatible digitizer with pressure support


  • This program include libpng(www.libpng.org) for PNG support.
  • We learn much from IJG library(www.ijg.org) to implement JPEG support.